---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-10190 4.15.0-192-generic #203-Ubuntu SMP Wed Aug 10 17:40:03 UTC 2022 x86_64 x86_64 x86_64 GNU/Linux ---> lscpu: Architecture: x86_64 CPU op-mode(s): 32-bit, 64-bit Byte Order: Little Endian CPU(s): 4 On-line CPU(s) list: 0-3 Thread(s) per core: 1 Core(s) per socket: 1 Socket(s): 4 NUMA node(s): 1 Vendor ID: AuthenticAMD CPU family: 23 Model: 49 Model name: AMD EPYC-Rome Processor Stepping: 0 CPU MHz: 2800.000 BogoMIPS: 5600.00 Virtualization: AMD-V Hypervisor vendor: KVM Virtualization type: full L1d cache: 32K L1i cache: 32K L2 cache: 512K L3 cache: 16384K NUMA node0 CPU(s): 0-3 Flags: fpu vme de pse tsc msr pae mce cx8 apic sep mtrr pge mca cmov pat pse36 clflush mmx fxsr sse sse2 syscall nx mmxext fxsr_opt pdpe1gb rdtscp lm rep_good nopl xtopology cpuid extd_apicid tsc_known_freq pni pclmulqdq ssse3 fma cx16 sse4_1 sse4_2 x2apic movbe popcnt tsc_deadline_timer aes xsave avx f16c rdrand hypervisor lahf_lm cmp_legacy svm cr8_legacy abm sse4a misalignsse 3dnowprefetch osvw topoext perfctr_core ssbd ibrs ibpb stibp vmmcall fsgsbase tsc_adjust bmi1 avx2 smep bmi2 rdseed adx smap clflushopt clwb sha_ni xsaveopt xsavec xgetbv1 xsaves clzero xsaveerptr arat npt nrip_save umip rdpid arch_capabilities ---> nproc: 4 ---> df -h: Filesystem Size Used Avail Use% Mounted on udev 3.9G 0 3.9G 0% /dev tmpfs 798M 664K 797M 1% /run /dev/vda1 20G 7.6G 12G 40% / tmpfs 3.9G 0 3.9G 0% /dev/shm tmpfs 5.0M 0 5.0M 0% /run/lock tmpfs 3.9G 0 3.9G 0% /sys/fs/cgroup /dev/vda15 105M 4.4M 100M 5% /boot/efi tmpfs 798M 0 798M 0% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 7975 466 5358 0 2150 7231 Swap: 1023 0 1023 ---> ip addr: 1: lo: mtu 65536 qdisc noqueue state UNKNOWN group default qlen 1000 link/loopback 00:00:00:00:00:00 brd 00:00:00:00:00:00 inet 127.0.0.1/8 scope host lo valid_lft forever preferred_lft forever inet6 ::1/128 scope host valid_lft forever preferred_lft forever 2: ens3: mtu 1450 qdisc fq_codel state UP group default qlen 1000 link/ether fa:16:3e:c0:d5:39 brd ff:ff:ff:ff:ff:ff inet 10.32.7.161/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86120sec preferred_lft 86120sec inet6 fe80::f816:3eff:fec0:d539/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-10190) 11/25/25 _x86_64_ (4 CPU) 14:54:58 LINUX RESTART (4 CPU) 14:55:01 tps rtps wtps bread/s bwrtn/s 14:56:01 178.81 95.58 83.22 5171.21 40249.67 14:57:01 74.69 20.48 54.21 1391.90 9534.01 14:58:01 75.40 17.97 57.43 803.33 8012.67 14:59:01 22.03 0.90 21.13 51.06 4731.34 Average: 87.74 33.74 54.00 1854.56 15633.27 14:55:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 14:56:01 6019168 7410636 2148252 26.30 36460 1535516 696196 7.55 589388 1395896 70804 14:57:01 5730164 7423696 2437256 29.84 57108 1800428 820368 8.90 595012 1646728 134800 14:58:01 5512784 7424660 2654636 32.50 63148 2007608 669528 7.26 708304 1740856 127236 14:59:01 5513520 7428460 2653900 32.49 64896 2008868 654968 7.11 711996 1736124 9520 Average: 5693909 7421863 2473511 30.29 55403 1838105 710265 7.71 651175 1629901 85590 14:55:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 14:56:01 ens3 414.20 210.41 1252.89 64.19 0.00 0.00 0.00 0.00 14:56:01 lo 2.07 2.07 0.19 0.19 0.00 0.00 0.00 0.00 14:57:01 ens3 81.92 54.71 707.26 15.00 0.00 0.00 0.00 0.00 14:57:01 lo 1.20 1.20 0.12 0.12 0.00 0.00 0.00 0.00 14:58:01 ens3 246.38 263.40 1250.91 44.28 0.00 0.00 0.00 0.00 14:58:01 lo 0.70 0.70 0.06 0.06 0.00 0.00 0.00 0.00 14:59:01 ens3 52.71 62.97 28.45 599.91 0.00 0.00 0.00 0.00 14:59:01 lo 1.47 1.47 0.13 0.13 0.00 0.00 0.00 0.00 Average: ens3 198.81 147.87 809.88 180.85 0.00 0.00 0.00 0.00 Average: lo 1.36 1.36 0.13 0.13 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-10190) 11/25/25 _x86_64_ (4 CPU) 14:54:58 LINUX RESTART (4 CPU) 14:55:01 CPU %user %nice %system %iowait %steal %idle 14:56:01 all 21.34 0.00 2.79 6.00 2.55 67.32 14:56:01 0 22.28 0.00 2.50 4.10 2.71 68.41 14:56:01 1 28.29 0.00 4.70 4.30 2.28 60.43 14:56:01 2 19.01 0.00 2.10 10.27 3.19 65.43 14:56:01 3 15.78 0.00 1.89 5.31 2.01 75.00 14:57:01 all 21.04 0.00 1.39 2.54 1.95 73.08 14:57:01 0 20.37 0.00 1.17 0.26 2.16 76.02 14:57:01 1 18.63 0.00 1.13 1.97 1.95 76.32 14:57:01 2 29.71 0.00 2.04 6.66 2.14 59.45 14:57:01 3 15.46 0.00 1.19 1.26 1.57 80.51 14:58:01 all 36.38 0.00 1.69 1.32 4.17 56.44 14:58:01 0 54.14 0.00 1.93 0.79 4.64 38.50 14:58:01 1 29.88 0.00 1.58 0.84 3.81 63.89 14:58:01 2 29.64 0.00 1.34 1.32 4.29 63.41 14:58:01 3 31.86 0.00 1.95 2.33 3.95 59.91 14:59:01 all 19.52 0.00 0.93 0.75 1.16 77.64 14:59:01 0 11.01 0.00 1.06 0.07 0.65 87.20 14:59:01 1 0.86 0.00 0.37 0.76 0.78 97.22 14:59:01 2 55.24 0.00 1.63 2.09 2.09 38.94 14:59:01 3 10.95 0.00 0.68 0.10 1.11 87.16 Average: all 24.59 0.00 1.70 2.65 2.46 68.60 Average: 0 26.99 0.00 1.67 1.31 2.54 67.49 Average: 1 19.44 0.00 1.94 1.96 2.21 74.44 Average: 2 33.38 0.00 1.78 5.09 2.93 56.83 Average: 3 18.52 0.00 1.43 2.25 2.16 75.64